The Garmin Forerunner 735XT is a multisport GPS watch that is designed to help athletes and fitness enthusiasts track their performance across multiple sports. It features advanced running dynamics, wrist-based heart rate monitoring, and a range of smart features to help you stay connected and motivated. The Forerunner 735XT has a slim and lightweight design, making it comfortable to wear all day long. It comes with built-in activity profiles for running, cycling, swimming, and more, allowing you to easily switch between sports with the press of a button. The watch is also compatible with Garmin's range of QuickFit bands, allowing you to customize the look and feel of the watch to suit your style. In addition to its sports and fitness features, the Forerunner 735XT also comes with a range of smart features. It can receive notifications from your smartphone, allowing you to stay connected while on the go. It also has a battery life of up to 14 hours in GPS mode and up to 11 days in smartwatch mode. Overall, the Garmin Forerunner 735XT is a powerful and versatile GPS watch that is perfect for anyone who wants to track their performance across multiple sports and stay connected on the go. Display: Size: 1.23" (31.1mm) diameter Resolution: 215 x 180 pixels Color display Physical specifications: Dimensions: 44.5 x 44.5 x 11.9 mm Weight: 40.2 g Water rating: 5 ATM Battery life: Up to 14 hours in GPS mode Up to 24 hours in UltraTrac mode (with wrist-based heart rate) Up to 11 days in watch mode (with activity tracking, smart notifications, and heart rate turned off) Sensors: GPS GLONASS Garmin Elevate wrist heart rate monitor Barometric altimeter Compass Gyroscope Accelerometer Thermometer Connectivity: Bluetooth Smart, ANT+ and Wi-Fi connectivity Smartphone compatibility: iPhone, Android, Windows Compatible with Garmin Connect Mobile Activity tracking features: Step counter Auto goal (learns your activity level and assigns a daily step goal) Move bar (displays on device after a period of inactivity; walk for a couple of minutes to reset it) Sleep monitoring (monitors total sleep and periods of movement or restful sleep) Sports and performance features: Preloaded activity profiles for running (indoor/outdoor), cycling (indoor/outdoor), swimming (pool/open water), cross-country skiing, paddle sports, trail running, hiking, strength training and many more VO2 max estimate, lactate threshold, race predictor and recovery advisor Advanced running dynamics Bike power meter compatible Swimming features, including drill logging, rest timer and stroke type detection Golfing features, including yardage to front, back and middle of green; yardage to layups/doglegs; measures shot distance and records stats Smart features: Smart notifications (displays email, text and other alerts when paired with your compatible phone) Music controls Find my phone VIRB control